Set of molecular model construction pieces



FIG. 1 shows a plan view of one embodiment of a set of molecular model construction pieces showing my new design;

FIG. 2 shows a front view thereof;

FIG. 3 shows a bottom view thereof;

FIG. 4 shows a right-side view thereof;

FIG. 5 shows a rear view thereof;

FIG. 6 shows a plan view of a second embodiment showing my new design;

FIG. 7 shows a front view thereof;

FIG. 8 shows a bottom view thereof;

FIG. 9 shows a right-side view thereof;

FIG. 10 shows a plan view of a third embodiment showing my new design;

FIG. 11 shows a front view thereof;

FIG. 12 shows a bottom view thereof;

FIG. 13 shows a right-side view thereof;

FIG. 14 shows a left-side view thereof;

FIG. 15 shows a plan view of a fourth embodiment showing my new design;

FIG. 16 shows a front view thereof;

FIG. 17 shows a bottom view thereof;

FIG. 18 shows a plan view of a fifth embodiment showing my new design;

FIG. 19 shows a front view thereof;

FIG. 20 shows a bottom view thereof;

FIG. 21 shows a right-side view thereof; and

FIG. 22 shows a rear view thereof.

The present design is useful for constructing models of molecules showing the atomic configuration thereof. The molecular model unit can be made of metal or plastic and can be colored as desired to show different types of atoms. 

The ornamental design for a set of molecular model construction pieces, as shown and described. 